1// RUN: %clang_cl_asan -O0 %s -Fe%t
2// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=1 not %run %t 2>&1 | FileCheck %s
3
4char *x;
5
6void foo() {
7  char stack_buffer[42];
8  x = &stack_buffer[13];
9}
10
11int main() {
12  foo();
13  *x = 42;
14// CHECK: AddressSanitizer: stack-use-after-return
15// CHECK: WRITE of size 1 at {{.*}} thread T0
16// CHECK-NEXT: {{#0 0x.* in main .*stack_use_after_return.cc}}:[[@LINE-3]]
17//
18// CHECK: is located in stack of thread T0 at offset [[OFFSET:.*]] in frame
19// CHECK-NEXT: {{#0 0x.* in foo .*stack_use_after_return.cc}}
20//
21// CHECK: 'stack_buffer' <== Memory access at offset [[OFFSET]] is inside this variable
22}
23